T Uller

Summary

Country: Sweden

Publications

  1. ncbi request reprint Variation in heritability of tadpole growth: an experimental analysis
    T Uller
    Department of Zoology, University of Gothenburg, Box 463, SE 405 30, Gothenburg, Sweden
    Heredity (Edinb) 88:480-4. 2002
  2. ncbi request reprint Long-lasting fitness consequences of prenatal sex ratio in a viviparous lizard
    Tobias Uller
    Department of Zoology, Goteborg University, Medicinaregatan 18, SE 405 30 Goteborg, Sweden
    Evolution 58:2511-6. 2004
  3. pmc Prenatal exposure to testosterone increases ectoparasite susceptibility in the common lizard (Lacerta vivipara)
    Tobias Uller
    Department of Zoology, Medicinaregatan 18, SE 405 30 Goteborg, Sweden
    Proc Biol Sci 270:1867-70. 2003
  4. ncbi request reprint Family and population effects on disease resistance in a reptile
    T Uller
    1Department of Zoology, University of Gothenburg, Medicinaregatan 18, S 405 30 Gothenburg, Sweden
    Heredity (Edinb) 91:112-6. 2003
  5. ncbi request reprint Viviparity as a constraint on sex-ratio evolution
    Tobias Uller
    Department of Zoology, University of Gothenburg, Medicinaregatan 18, SE 405 30, Gothenburg, Sweden
    Evolution 57:927-31. 2003
  6. ncbi request reprint Prenatal sex ratios influence sexual dimorphism in a reptile
    Tobias Uller
    Department of Zoology, University of Goteborg, 413 90 Goteborg, Sweden
    J Exp Zool A Comp Exp Biol 295:183-7. 2003
  7. pmc A genetic component of resistance to fungal infection in frog embryos
    Jörgen Sagvik
    Department of Zoology, University of Gothenburg, Medicinaregatan 18, 413 90 Goteborg, Sweden
    Proc Biol Sci 275:1393-6. 2008
  8. ncbi request reprint Is sexual dimorphism affected by the combined action of prenatal stress and sex ratio?
    Tobias Uller
    Department of Zoology, Goteborg University, Sweden
    J Exp Zool A Comp Exp Biol 303:1110-4. 2005
  9. ncbi request reprint The role of Haldane's rule in sex allocation
    Mats Olsson
    Department of Zoology, The University of Gothenburg, Animal Ecology, 413 90 Gothenburg, Sweden
    Evolution 59:221-5. 2005
  10. pmc Differential sex allocation in sand lizards: bright males induce daughter production in a species with heteromorphic sex chromosomes
    Mats Olsson
    Department of Zoology, University of Gothenburg, 413 90 Gothenburg, Sweden
    Biol Lett 1:378-80. 2005

Detail Information

Publications20

  1. ncbi request reprint Variation in heritability of tadpole growth: an experimental analysis
    T Uller
    Department of Zoology, University of Gothenburg, Box 463, SE 405 30, Gothenburg, Sweden
    Heredity (Edinb) 88:480-4. 2002
    ....
  2. ncbi request reprint Long-lasting fitness consequences of prenatal sex ratio in a viviparous lizard
    Tobias Uller
    Department of Zoology, Goteborg University, Medicinaregatan 18, SE 405 30 Goteborg, Sweden
    Evolution 58:2511-6. 2004
    ..Thus, the sex ratio experienced during gestation can have profound and long-lasting effects on fitness in natural populations of viviparous animals, with important implications for life-history evolution and sex allocation...
  3. pmc Prenatal exposure to testosterone increases ectoparasite susceptibility in the common lizard (Lacerta vivipara)
    Tobias Uller
    Department of Zoology, Medicinaregatan 18, SE 405 30 Goteborg, Sweden
    Proc Biol Sci 270:1867-70. 2003
    ....
  4. ncbi request reprint Family and population effects on disease resistance in a reptile
    T Uller
    1Department of Zoology, University of Gothenburg, Medicinaregatan 18, S 405 30 Gothenburg, Sweden
    Heredity (Edinb) 91:112-6. 2003
    ..Thus, this study confirms the importance of genetic (family) effects on pathogen resistance with variation in this trait among natural populations...
  5. ncbi request reprint Viviparity as a constraint on sex-ratio evolution
    Tobias Uller
    Department of Zoology, University of Gothenburg, Medicinaregatan 18, SE 405 30, Gothenburg, Sweden
    Evolution 57:927-31. 2003
    ....
  6. ncbi request reprint Prenatal sex ratios influence sexual dimorphism in a reptile
    Tobias Uller
    Department of Zoology, University of Goteborg, 413 90 Goteborg, Sweden
    J Exp Zool A Comp Exp Biol 295:183-7. 2003
    ..In males, the difference in allometry between sex ratio environments remained over time, whereas in females the corresponding effect disappeared...
  7. pmc A genetic component of resistance to fungal infection in frog embryos
    Jörgen Sagvik
    Department of Zoology, University of Gothenburg, Medicinaregatan 18, 413 90 Goteborg, Sweden
    Proc Biol Sci 275:1393-6. 2008
    ..Thus, there is likely to be a significant genetic component in embryonic resistance to fungal infection in frog embryos. Early developmental stages may show more diverse defences against pathogens than has previously been acknowledged...
  8. ncbi request reprint Is sexual dimorphism affected by the combined action of prenatal stress and sex ratio?
    Tobias Uller
    Department of Zoology, Goteborg University, Sweden
    J Exp Zool A Comp Exp Biol 303:1110-4. 2005
    ..Embryonic steroid exposure can potentially be an important factor in generating individual variation in natural populations of viviparous animals...
  9. ncbi request reprint The role of Haldane's rule in sex allocation
    Mats Olsson
    Department of Zoology, The University of Gothenburg, Animal Ecology, 413 90 Gothenburg, Sweden
    Evolution 59:221-5. 2005
    ..If our study has general applicability across taxa, it predicts taxon-specific sex allocation effects depending on which sex is the heterogametic one...
  10. pmc Differential sex allocation in sand lizards: bright males induce daughter production in a species with heteromorphic sex chromosomes
    Mats Olsson
    Department of Zoology, University of Gothenburg, 413 90 Gothenburg, Sweden
    Biol Lett 1:378-80. 2005
    ..However, it also suggests that this has probably evolved through natural selection for increased offspring viability (primarily through production of daughters), rather than through increased mate attraction (e.g. sexy sons)...
  11. ncbi request reprint Effects of egg yolk testosterone on growth and immunity in a precocial bird
    S Andersson
    Department of Zoology, Goteborg University, Sweden
    J Evol Biol 17:501-5. 2004
    ..Adaptive scenarios where only beneficial effects of increased testosterone levels are considered may therefore need to be re-evaluated...
  12. pmc Consistent sex ratio bias of individual female dragon lizards
    Tobias Uller
    School of Biological Sciences, University of Wollongong, 2500 New South Wales, Australia
    Biol Lett 2:569-72. 2006
    ..Furthermore, sex ratios were not influenced by incubation temperature. However, the variation among females resulted in female-biased mean population sex ratios at hatching both within and among years...
  13. ncbi request reprint No seasonal sex-ratio shift despite sex-specific fitness returns of hatching date in a lizard with genotypic sex determination
    Tobias Uller
    School of Biological Sciences, University of Wollongong, 2522 New South Wales, Australia
    Evolution 60:2131-6. 2006
    ..The results are discussed in relation to potential constraints on sex-ratio adjustment, alternative selection pressures, and the evolution of temperature-dependent sex determination...
  14. ncbi request reprint Sex-specific sibling interactions and offspring fitness in vertebrates: patterns and implications for maternal sex ratios
    Tobias Uller
    School of Biological Sciences, University of Wollongong, NSW 2522, Australia
    Biol Rev Camb Philos Soc 81:207-17. 2006
    ....
  15. ncbi request reprint The evolution of sex ratios and sex-determining systems
    Tobias Uller
    School of Biological Sciences, University of Wollongong, Wollongong, NSW 2522, Australia
    Trends Ecol Evol 22:292-7. 2007
    ..Thus, equal sex ratios might be an emergent character of sex-determining systems even when biased sex ratios are favored by selection...
  16. pmc Sons are made from old stores: sperm storage effects on sex ratio in a lizard
    Mats Olsson
    School of Biological Sciences, University of Wollongong, Wollongong, New South Wales 2522, Australia
    Biol Lett 3:491-3. 2007
    ..Thus, shifts in sex ratio, for example over the reproductive season, can partly be explained by different survival of son-producing sperm or some unidentified female mechanism taking effect during prolonged storage...
  17. ncbi request reprint Mating system variation and morph fluctuations in a polymorphic lizard
    Mats Olsson
    School of Biological Sciences, University of Wollongong, NSW 2522, Australia
    Mol Ecol 16:5307-15. 2007
    ..unsuccessful mate acquisition showed that red males were under negative selection when they dominated the population, which suggests ongoing frequency dependent selection on male colouration...
  18. pmc Free radicals run in lizard families
    Mats Olsson
    School of Biological Sciences, University of Wollongong, Wollongong, NSW 2522, Australia
    Biol Lett 4:186-8. 2008
    ..We suggest that the evolution of ROS dynamics may be ROS species specific and perhaps depend on the relative degree of uni- or biparental inheritance of ROS main regulatory pathways...
  19. ncbi request reprint Continuous male presence required for fertilization in captive painted dragons, Ctenophorus pictus
    Tobias Uller
    School of Biological Sciences, University of Wollongong, Australia
    J Exp Zool A Comp Exp Biol 303:1115-9. 2005
    ..When housed continuously together with males, however, follicle recruitment and fertilization were achieved. Thus, not only ovarian growth, but also fertilization, is dependent on male stimuli...
  20. doi request reprint Carotenoid intake does not mediate a relationship between reactive oxygen species and bright colouration: experimental test in a lizard
    Mats Olsson
    School of Biological Sciences, The University of Wollongong, NSW 2522, Australia
    J Exp Biol 211:1257-61. 2008
    ..Thus, carotenoid intake does not reduce circulating levels of ROS or bSO, suggesting that carotenoids are inefficient antioxidants in vivo and, therefore, are unlikely to provide a direct link between oxidative stress and colouration...